* { margin: 0; padding: 0; box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #e0e0e0;
            background-color: #0d1117;
            background-image: radial-gradient(circle at 20% 30%, rgba(30, 65, 124, 0.15) 0%, transparent 20%),
                              radial-gradient(circle at 80% 80%, rgba(124, 30, 90, 0.1) 0%, transparent 20%);
            max-width: 1600px;
            margin: 0 auto;
            overflow-x: hidden;
        }
        h1, h2, h3, h4 { font-family: 'Arial Rounded MT Bold', 'Arial', sans-serif; color: #6ab0ff; margin-bottom: 0.8em; font-weight: 700; }
        h1 { font-size: 2.8rem; color: #ff7de3; border-bottom: 3px solid #3498db; padding-bottom: 15px; margin-top: 1rem; text-shadow: 0 0 10px rgba(106, 176, 255, 0.3); }
        h2 { font-size: 2.1rem; margin-top: 2.5rem; padding-left: 10px; border-left: 5px solid #ff7de3; }
        h3 { font-size: 1.7rem; color: #6ab0ff; margin-top: 2rem; }
        h4 { font-size: 1.4rem; color: #9bd3ff; margin-top: 1.5rem; }
        p { margin-bottom: 1.5rem; font-size: 1.1rem; text-align: justify; }
        a { color: #6ab0ff; text-decoration: none; transition: color 0.3s, text-shadow 0.3s; }
        a:hover { color: #ff7de3; text-shadow: 0 0 8px rgba(255, 125, 227, 0.5); }
        strong { color: #ffcc5c; font-weight: bold; }
        em { color: #a3d9b1; font-style: italic; }
        .container { width: 95%; max-width: 1200px; margin: 0 auto; padding: 0 15px; }
        .site-header { background: linear-gradient(to right, #1a1a2e, #16213e); padding: 1.2rem 0; border-bottom: 2px solid #3498db; box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5); position: sticky; top: 0; z-index: 1000; }
        .header-content { display: flex; justify-content: space-between; align-items: center; }
        .my-logo { font-family: 'Orbitron', sans-serif; font-size: 2.2rem; font-weight: 900; background: linear-gradient(90deg, #6ab0ff, #ff7de3); -webkit-background-clip: text; -webkit-text-fill-color: transparent; text-decoration: none; display: flex; align-items: center; }
        .my-logo i { margin-right: 10px; font-size: 2rem; color: #6ab0ff; }
        .main-nav ul { display: flex; list-style: none; }
        .main-nav li { margin-left: 2rem; }
        .main-nav a { color: #e0e0e0; font-weight: 600; font-size: 1.05rem; padding: 8px 12px; border-radius: 5px; transition: all 0.3s; }
        .main-nav a:hover { background-color: rgba(106, 176, 255, 0.2); color: #6ab0ff; }
        .hamburger { display: none; font-size: 1.8rem; background: none; border: none; color: #6ab0ff; cursor: pointer; }
        .breadcrumb { padding: 1rem 0; font-size: 0.95rem; color: #aaa; }
        .breadcrumb a { color: #6ab0ff; }
        .breadcrumb span { color: #ff7de3; }
        .search-container { background: rgba(30, 40, 60, 0.8); padding: 2rem; border-radius: 15px; margin: 2rem 0; text-align: center; border: 1px solid #34495e; }
        .search-box { display: flex; max-width: 600px; margin: 0 auto; }
        .search-box input { flex: 1; padding: 15px 20px; border: 2px solid #3498db; border-radius: 50px 0 0 50px; background: #1c2833; color: #fff; font-size: 1.1rem; }
        .search-box button { padding: 15px 30px; background: linear-gradient(to right, #3498db, #6ab0ff); color: white; border: none; border-radius: 0 50px 50px 0; font-weight: bold; cursor: pointer; transition: all 0.3s; }
        .search-box button:hover { background: linear-gradient(to right, #6ab0ff, #ff7de3); transform: scale(1.03); }
        .main-content { display: grid; grid-template-columns: 1fr 300px; gap: 2.5rem; margin: 2.5rem 0; }
        .article-content { background: rgba(25, 35, 50, 0.8); padding: 2.5rem; border-radius: 20px; border: 1px solid #2c3e50; box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3); }
        .sidebar { background: rgba(20, 30, 48, 0.8); padding: 1.8rem; border-radius: 15px; border: 1px solid #2c3e50; height: fit-content; }
        .sidebar h3 { margin-top: 0; }
        .sidebar ul { list-style: none; }
        .sidebar li { margin-bottom: 1rem; padding-bottom: 1rem; border-bottom: 1px dashed #34495e; }
        .sidebar a { display: block; padding: 8px; border-radius: 5px; transition: background 0.3s; }
        .sidebar a:hover { background: rgba(106, 176, 255, 0.15); }
        .article-img { width: 100%; max-height: 500px; object-fit: cover; border-radius: 15px; margin: 2rem 0; border: 3px solid #3498db; box-shadow: 0 5px 15px rgba(52, 152, 219, 0.4); transition: transform 0.5s; }
        .article-img:hover { transform: scale(1.01); }
        .img-caption { text-align: center; font-style: italic; color: #aaa; margin-top: -1.5rem; margin-bottom: 2rem; font-size: 0.95rem; }
        .interaction-module { background: rgba(30, 40, 60, 0.9); padding: 2rem; border-radius: 15px; margin: 3rem 0; border: 1px solid #34495e; }
        .interaction-module h3 { text-align: center; }
        .rating { display: flex; justify-content: center; gap: 10px; margin: 1.5rem 0; font-size: 2rem; color: #ffcc5c; }
        .rating i { cursor: pointer; transition: transform 0.2s, color 0.2s; }
        .rating i:hover { transform: scale(1.3); color: #ff9900; }
        .form-group { margin-bottom: 1.5rem; }
        .form-group label { display: block; margin-bottom: 0.5rem; font-weight: bold; color: #9bd3ff; }
        .form-group input, .form-group textarea, .form-group select { width: 100%; padding: 12px 15px; background: #1c2833; border: 1px solid #34495e; border-radius: 8px; color: #fff; font-size: 1rem; }
        .form-group textarea { min-height: 150px; resize: vertical; }
        .submit-btn { background: linear-gradient(to right, #3498db, #6ab0ff); color: white; padding: 15px 40px; border: none; border-radius: 50px; font-size: 1.1rem; font-weight: bold; cursor: pointer; display: block; margin: 1.5rem auto 0; transition: all 0.3s; }
        .submit-btn:hover { background: linear-gradient(to right, #6ab0ff, #ff7de3); transform: translateY(-3px); box-shadow: 0 7px 15px rgba(106, 176, 255, 0.4); }
        .site-footer { background: linear-gradient(to right, #1a1a2e, #16213e); padding: 3rem 0 1.5rem; margin-top: 4rem; border-top: 2px solid #3498db; }
        .footer-content { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 2rem; }
        .footer-section { flex: 1; min-width: 250px; }
        .footer-section h4 { color: #ff7de3; margin-bottom: 1.5rem; }
        friend-link { display: block; margin-bottom: 0.8rem; color: #6ab0ff; }
        .copyright { text-align: center; margin-top: 3rem; padding-top: 1.5rem; border-top: 1px solid #34495e; color: #aaa; font-size: 0.9rem; }
        @media (max-width: 992px) {
            .main-content { grid-template-columns: 1fr; }
            .sidebar { order: -1; }
        }
        @media (max-width: 768px) {
            .header-content { flex-wrap: wrap; }
            .hamburger { display: block; }
            .main-nav { width: 100%; display: none; margin-top: 1rem; }
            .main-nav.active { display: block; }
            .main-nav ul { flex-direction: column; }
            .main-nav li { margin: 0.5rem 0; margin-left: 0; }
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            h3 { font-size: 1.5rem; }
        }
        .update-time { color: #a3d9b1; font-style: italic; font-size: 0.95rem; margin-bottom: 2rem; display: block; }
        .highlight-box { background: rgba(106, 176, 255, 0.1); border-left: 5px solid #ff7de3; padding: 1.5rem; margin: 2rem 0; border-radius: 0 10px 10px 0; }
        .quote { font-style: italic; color: #ffcc5c; border-left: 4px solid #3498db; padding-left: 1.5rem; margin: 2rem 0; font-size: 1.2rem; }
        .tag { display: inline-block; background: rgba(52, 152, 219, 0.2); color: #6ab0ff; padding: 5px 12px; border-radius: 20px; font-size: 0.9rem; margin-right: 10px; margin-bottom: 10px; border: 1px solid #3498db; }